Home / 80,319.38-110,849.16-46,335.53

Finding the Fourth Proportional to 80,319.38, 110,849.16 and 46,335.53

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Solution

The fourth proportional to 80,319.38, 110,849.16 and 46,335.53 is: 63,947.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,319.38 : 110,849.16 = 46,335.53 : x
  2. Step 2: Convert to fraction form
    80,319.38/110,849.16 = 46,335.53/x
  3. Step 3: Cross multiply
    80,319.38x = 110,849.16 × 46,335.53
  4. Step 4: Simplify right side
    80,319.38x = 5,136,254,024.41
  5. Step 5: Solve for x
    x = 5,136,254,024.41/80,319.38
  6. Step 6: Final answer
    x = 63,947.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.